Not an OTR but interesting. Dr. J. Vernon McGee did a 5 year study of the Bible which has been preserved in several audio forms including Mp3.
http://www.thruthebible.ca/

If you have a slow connection there is one form of small zip files for download and if you have a fast connection there is another set of zip files for that (2 big files that are over 5 GB altogether). It's on the radio in various areas as well I understand.